ID A0A0Q5M5A4_9BURK Unreviewed; 355 AA.
AC A0A0Q5M5A4;
DT 20-JAN-2016, integrated into UniProtKB/TrEMBL.
DT 20-JAN-2016, sequence version 1.
DT 27-MAR-2024, entry version 37.
DE RecName: Full=Biotin synthase {ECO:0000256|ARBA:ARBA00012236, ECO:0000256|HAMAP-Rule:MF_01694};
DE EC=2.8.1.6 {ECO:0000256|ARBA:ARBA00012236, ECO:0000256|HAMAP-Rule:MF_01694};
GN Name=bioB {ECO:0000256|HAMAP-Rule:MF_01694};
GN ORFNames=ASF94_03765 {ECO:0000313|EMBL:KQR55543.1};
OS Acidovorax sp. Leaf160.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Comamonadaceae; Acidovorax.
OX NCBI_TaxID=1736280 {ECO:0000313|EMBL:KQR55543.1, ECO:0000313|Proteomes:UP000051403};
RN [1] {ECO:0000313|EMBL:KQR55543.1, ECO:0000313|Proteomes:UP000051403}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Leaf160 {ECO:0000313|EMBL:KQR55543.1,
RC ECO:0000313|Proteomes:UP000051403};
RA Gilbert D.G.;
RL Submitted (OCT-2015) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:KQR55543.1, ECO:0000313|Proteomes:UP000051403}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Leaf160 {ECO:0000313|EMBL:KQR55543.1,
RC ECO:0000313|Proteomes:UP000051403};
RA Schulze-Lefert P.;
RT "Functional overlap of the Arabidopsis leaf and root microbiotas.";
RL Submitted (NOV-2015) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the conversion of dethiobiotin (DTB) to biotin by
CC the insertion of a sulfur atom into dethiobiotin via a radical-based
CC mechanism. {ECO:0000256|HAMAP-Rule:MF_01694}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(4R,5S)-dethiobiotin + [sulfur carrier]-SH + 2 reduced [2Fe-
CC 2S]-[ferredoxin] + 2 S-adenosyl-L-methionine = 2 5'-deoxyadenosine +
CC [sulfur carrier]-H + biotin + 2 L-methionine + 2 oxidized [2Fe-2S]-
CC [ferredoxin]; Xref=Rhea:RHEA:22060, Rhea:RHEA-COMP:10000, Rhea:RHEA-
CC COMP:10001, Rhea:RHEA-COMP:14737, Rhea:RHEA-COMP:14739,
CC ChEBI:CHEBI:17319, ChEBI:CHEBI:29917, ChEBI:CHEBI:33737,
CC ChEBI:CHEBI:33738, ChEBI:CHEBI:57586, ChEBI:CHEBI:57844,
CC ChEBI:CHEBI:59789, ChEBI:CHEBI:64428, ChEBI:CHEBI:149473; EC=2.8.1.6;
CC Evidence={ECO:0000256|ARBA:ARBA00023417, ECO:0000256|HAMAP-
CC Rule:MF_01694};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01694};
CC Note=Binds 1 [2Fe-2S] cluster. The cluster is coordinated with 3
CC cysteines and 1 arginine. {ECO:0000256|HAMAP-Rule:MF_01694};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|PIRSR:PIRSR001619-1};
CC Note=Binds 1 [2Fe-2S] cluster. The cluster is coordinated with 3
CC cysteines and 1 arginine. {ECO:0000256|PIRSR:PIRSR001619-1};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01694,
CC ECO:0000256|PIRSR:PIRSR001619-1};
CC Note=Binds 1 [4Fe-4S] cluster. The cluster is coordinated with 3
CC cysteines and an exchangeable S-adenosyl-L-methionine.
CC {ECO:0000256|HAMAP-Rule:MF_01694, ECO:0000256|PIRSR:PIRSR001619-1};
CC -!- PATHWAY: Cofactor biosynthesis; biotin biosynthesis; biotin from 7,8-
CC diaminononanoate: step 2/2. {ECO:0000256|ARBA:ARBA00004942,
CC ECO:0000256|HAMAP-Rule:MF_01694}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01694}.
CC -!- SIMILARITY: Belongs to the radical SAM superfamily. Biotin synthase
CC family. {ECO:0000256|ARBA:ARBA00010765, ECO:0000256|HAMAP-
CC Rule:MF_01694}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KQR55543.1}.
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DR EMBL; LMOV01000012; KQR55543.1; -; Genomic_DNA.
DR RefSeq; WP_056664215.1; NZ_LMOV01000012.1.
DR AlphaFoldDB; A0A0Q5M5A4; -.
DR STRING; 1736280.ASF94_03765; -.
DR OrthoDB; 9786826at2; -.
DR UniPathway; UPA00078; UER00162.
DR Proteomes; UP000051403; Unassembled WGS sequence.
DR GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0004076; F:biotin synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005506; F:iron ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009102; P:biotin biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd01335; Radical_SAM; 1.
DR Gene3D; 3.20.20.70; Aldolase class I; 1.
DR HAMAP; MF_01694; BioB; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR010722; BATS_dom.
DR InterPro; IPR002684; Biotin_synth/BioAB.
DR InterPro; IPR024177; Biotin_synthase.
DR InterPro; IPR006638; Elp3/MiaA/NifB-like_rSAM.
DR InterPro; IPR007197; rSAM.
DR NCBIfam; TIGR00433; bioB; 1.
DR PANTHER; PTHR22976; BIOTIN SYNTHASE; 1.
DR PANTHER; PTHR22976:SF2; BIOTIN SYNTHASE, MITOCHONDRIAL; 1.
DR Pfam; PF06968; BATS; 1.
DR Pfam; PF04055; Radical_SAM; 1.
DR PIRSF; PIRSF001619; Biotin_synth; 1.
DR SFLD; SFLDF00272; biotin_synthase; 1.
DR SFLD; SFLDS00029; Radical_SAM; 1.
DR SMART; SM00876; BATS; 1.
DR SMART; SM00729; Elp3; 1.
DR SUPFAM; SSF102114; Radical SAM enzymes; 1.
DR PROSITE; PS51918; RADICAL_SAM; 1.
PE 3: Inferred from homology;
KW 2Fe-2S {ECO:0000256|ARBA:ARBA00022714, ECO:0000256|HAMAP-Rule:MF_01694};
KW 4Fe-4S {ECO:0000256|ARBA:ARBA00022485, ECO:0000256|HAMAP-Rule:MF_01694};
KW Biotin biosynthesis {ECO:0000256|ARBA:ARBA00022756, ECO:0000256|HAMAP-
KW Rule:MF_01694};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|HAMAP-Rule:MF_01694};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|HAMAP-
KW Rule:MF_01694};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01694}; Reference proteome {ECO:0000313|Proteomes:UP000051403};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_01694}; Transferase {ECO:0000256|HAMAP-Rule:MF_01694}.
FT DOMAIN 73..291
FT /note="Radical SAM core"
FT /evidence="ECO:0000259|PROSITE:PS51918"
FT BINDING 88
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 92
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 95
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 132
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 163
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 223
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 295
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
SQ SEQUENCE 355 AA; 37489 MW; 32865CF0C6C6C755 CRC64;
MTLTATPPAH ENAAAALSQA PAAAVQLHRR PAAAASAPSG PWTIDAIQAL LDKPFMDLLF
QAQTVHREHW PAGDVELATL LSVKTGGCPE NCGYCPQSAE FDTGVKAQKL MSVQEVTAAA
QAAKDAGATR FCMGAAWRAP KDRDIEKMGE LIGAVKRLGM QTCATLGMLE SHQATALRDA
GLDYYNHNLD TAPEYYTDVV STRQYQDRLD TLSHVRAAGI SVCCGGIIGM GEAPVHRAGL
IAQLANLNPY PESVPINSLV RVPGTPLADS EPVDPFDFVR VIAVARITMP RARVRLSAGR
QQMGEAVQAL CFMAGANSIF YGDKLLVTGN PDVEADVALL AKLGLPGHRP AGAGA
//